Departamento de NMR C.A.C.T.U.S. University of Santiago de Compostela. Spain.

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Curtis Edwards
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1 Supporting Information Journal: Journal of Agricultural and Food Chemistry Title: New amphiphilic composite for preparing efficient coated potassium-fertilizers for top-dressing fertilization of annual crops Authors: Oscar Urrutia 1 *, Javier Erro 1, André Zabini 2, Kent Hoshiba 3, Anne F. Blandin 4 ; Roberto Baigorri 5, Manuel Martín-Pastor 6, Yves Alis 4, Jean C. Yvin 7, José M. García- Mina 1. 1 BACh-CMI Research Group. Department of Environmental Biology. University of Navarra, c/ Irunlarrea n Pamplona, Spain. 2 Agronomico. Laboratorio de Suelos y Consultoría. Edificio Azar, 2º Piso, Av. Paraná, 1617 Hernandarias, Paraguay. 3 Centro de R&D. Roullier Latino. Roullier Group. Minga Guaçu Km Paraguay. 4 Centre d Etudes de Recherche Apliqueés CERA. Roullier Group. 55 Boulevard Jules Verger Dinard. France. 5 Departamento de Desarrollo e Inovación Timac Agro España S.A. Roullier Group. Barrio Feculas s/n Lodosa. Spain. 6 Departamento de NMR C.A.C.T.U.S. University of Santiago de Compostela. Spain. 7 Centre Mondial d Innovation CMI. Roullier Group. Atalante Saint-Malo. 18 avenue Franklin Roosevelt Saint Malo. France. Corresponding Author: Oscar Urrutia, Tel Ext ourrutia@unav.es ORCID: X.

2 Summary Table S1. Composition of the Cement used. ICP-OES analysis after microwave digestion at 200ºC. Figure S1. Confirmation of the chemical structure of the Alkyd Resin, by FTIR, NMR- 13 C and NMR- 1 H. Figure S2. Loupe visual sequence of the dissolution of granules of uncoated fertilizer KF and AR and RAC coated ones with time. Summary sequence of captured images of the following video files Figure S3. Cumulative Nitrogen leached, from columns filled A) with silicic sand and B) with an agronomic sandy soil, after applying the scheduled rainfall regimes (intense, severe and moderate). Figure S4 Water distribution in Soya field trials in 1-Moreira de Sales (rain) and 2.- Umuarama (rain + irrigation). Figure S5 Rainfall distribution in Wheat field trial. (ombrothermic diagram in Colonia Yguaçu). Video S1. Dissolution test of a single potassium fertilizer granule Uncoated (KF). (File linked to figure S2). Video S2. Dissolution test of a single potassium fertilizer granule coated with Alkyd Resin (AR). (File linked to figure S2 and figure 5D). Video S3. Dissolution test of a single potassium fertilizer granule coated with RAC composite (RAC). (File linked to figure S2 and figure 5C).

3 Table S1 % Si % Ca % S % Al % Fe % Mn % P % Mg % Na % K 36,28 24,63 1,13 4,48 5,48 0,021 0,07 1,01 0,21 0,78 Table S1. Composition of the Cement used. ICP-OES analysis after microwave digestion at 200ºC.

4 Figure S1 FTIR Figure S1. Confirmation of the chemical structure of the Alkyd Resin, by FTIR, NMR- 13 C and NMR- 1 H.

5 Figure S2 Figure S2. Loupe visual sequence of the dissolution of granules of uncoated fertilizer KF and AR and RAC coated ones with time. Summary sequence of captured images of the following video files

6 Figure S3 Figure S3 Cumulative Nitrogen leached from columns filled with silicic sand (A) and a sandy soil (B), after applying the simulated rainfall regimes (intense, severe and moderate).

7 Figure S4 Figure S4 Water distribution in Soya field trials in 1-Moreira de Sales (rain) and 2.- Umuarama (rain + irrigation (in blue)).

8 Figure S may june july august sept oct nov dec jan L/m2 T (C ) Figure S5 Rainfall distribution in Wheat field trial. (ombrothermic diagram in Colonia Yguaçu).

WARM-SEASON TURFGRASS N RATES & IRRIGATION BMP VERIFICATION DEP WM 869 COMPLETED STUDIES REPORT. Principal Investigators

WARM-SEASON TURFGRASS N RATES & IRRIGATION BMP VERIFICATION DEP WM 869 COMPLETED STUDIES REPORT Principal Investigators Dr. Laurie E. Trenholm University of Florida, Institute of Food and Agricultural